CN106379234B - Car ramp parking detection and warning device - Google Patents

Car ramp parking detection and warning device Download PDF

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Publication number
CN106379234B
CN106379234B CN201610940378.9A CN201610940378A CN106379234B CN 106379234 B CN106379234 B CN 106379234B CN 201610940378 A CN201610940378 A CN 201610940378A CN 106379234 B CN106379234 B CN 106379234B
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China
Prior art keywords
parking
ramp
detection
automobile
warning device
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201610940378.9A
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Chinese (zh)
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CN106379234A (en
Inventor
王平
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Xihua University
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Xihua University
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Priority to CN201610940378.9A priority Critical patent/CN106379234B/en
Publication of CN106379234A publication Critical patent/CN106379234A/en
Application granted granted Critical
Publication of CN106379234B publication Critical patent/CN106379234B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60QARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q9/00Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
    • B60Q9/002Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for parking purposes, e.g. for warning the driver that his vehicle has contacted or is about to contact an obstacle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T17/00Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/18Safety devices; Monitoring
    • B60T17/22Devices for monitoring or checking brake systems; Signal devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D15/00Steering not otherwise provided for
    • B62D15/02Steering position indicators ; Steering position determination; Steering aids
    • B62D15/029Steering assistants using warnings or proposing actions to the driver without influencing the steering system

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Human Computer Interaction (AREA)
  • Emergency Alarm Devices (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)

Abstract

A kind of car ramp parking detection and warning device, mainly by:Stop detection circuit, ramp inclination angle detection sensor, parking brake sensor, steering wheel torque sensor, controller, acoustooptic alarm system, loudspeaker composition.When automobile engine operates, when generator is in normal operating conditions, car ramp parking detection and warning device do not work, when automobile engine stops working, when generator stops power generation, parking detection circuit detects that automobile is out of service, then starts car ramp parking detection and warning device work.When finding that automobile be in parking on ramp state and parking brake is not drawn or does not rotate steering wheel to certain angle, acoustooptic alarm system makes a sound alarm, and lights parking on ramp indicator light, and prompting driver pays attention to and corrects.

Description

Car ramp parking detection and warning device
Technical field
The present invention relates to a kind of automobile safety warning device, especially a kind of car ramp parking detection and warning device, In automobile when stopping on ramp, remind driver that good hand is drawn to stop, and rotating steering wheel makes wheel steering to position is required, and reduces The generation of accident.
Background technique
As automobile constantly enters family, the quantity of automobile is being continuously increased, and the quantity of driver is being continuously increased, and is driven Member often faces the case where stop-start on ramp or parking are in slope section, and the parking regulations of U.S.'s traffic law is wanted Ask when stopping on ramp, steering wheel rotation to requiring position, and distinguish the street Liao You Jie Yanhewu along and ascents and descents etc. A variety of situations, have made concrete regulation, cause road accident to avoid car slipping, still, since part driver experience is insufficient or Carelessness often forgets to pull on parking brake or steering wheel rotation to position is required, so as to cause car slipping, causes safety accident, in order to keep away The appearance for exempting from this situation, the invention proposes a kind of parking car test survey of car ramp and warning devices.
Summary of the invention
The present invention is that driver forgets to pull on parking brake or steering wheel rotation to requiring position because of carelessness when avoiding parking It sets and proposes, when automobile engine is closed, whether car ramp parking detection and alarm activation, detection automobile are parked in On ramp, when finding that automobile is in parking on ramp state and parking brake is not drawn or does not rotate steering wheel to certain angle, acousto-optic Alarm system makes a sound alarm, and lights parking on ramp indicator light, and driver is reminded to pay attention to and correct.
To achieve the goals above, present invention employs following technical solutions:
A kind of car ramp parking detection and warning device, mainly by:Detection circuit, the ramp inclination angle detection of stopping sense Device, parking brake sensor, steering wheel torque sensor, controller, acoustooptic alarm system, loudspeaker composition.When automobile engine is transported Turn, when generator is in normal operating conditions, car ramp parking detection and warning device do not work, when automobile engine stops Work, when generator stops power generation, parking detection circuit detects that automobile is out of service, then starts car ramp parking detection It works with warning device.When discovery automobile is in parking on ramp state and parking brake is not drawn or does not rotate steering wheel to certain angle When, acoustooptic alarm system makes a sound alarm, and lights parking on ramp indicator light, and driver is reminded to pay attention to and correct.
Whether detection circuit of stopping detection automobile is in operating status, and when automobile engine operates, generator is in normal When working condition, parking detection circuit detects that automobile is in operating status, cutting car ramp parking detection and warning device Power supply, car ramp parking detection and warning device does not work;When automobile engine stops working, generator stops power generation When, parking detection circuit can judge that automobile has stopped by the way that whether each electronic systems such as detection generator, engine, instrument board power off Vehicle then powers on, starting car ramp parking detection and warning device work.
Whether inclination angle detection sensor detection automobile in ramp stops on ramp.When parking of automobile is on ramp, ramp Inclination angle detection sensor detects certain inclination angle, identifies parking on ramp, exports parking on ramp dip angle signal to controller.
Whether parking brake sensor detection automobile hand brake is pulled on.When automobile pulls on parking brake, parking brake sensor is outputed signal to Controller, when automobile hand brake is not drawn, parking brake sensor does not have signal output.
Whether steering wheel torque sensor detection direction disk has rotated into certain angle.When steering wheel turns to certain angle When, steering wheel torque sensor detects the steering torque greater than certain value, and exports electric signal to controller.
The signal that controller sends ramp detection sensor, parking brake sensor and steering wheel torque sensor is analyzed Judgement, when automobile engine is closed, car ramp parking detection and warning device start to start, when ramp inclination angle detection senses Device detect parking of automobile on ramp, but without parking brake sensor signal input when, controller start acoustooptic alarm system Alarm;If detecting parking brake sensor signal, but when steering wheel torque sensor does not have signal input, start sound-light alarm system System carries out audible alarm, and lights parking on ramp indicator light, and steering wheel is prompted not turn to certain angle;When ramp inclination angle detection Sensor detects parking of automobile on ramp, while parking brake sensor signal and steering wheel torque sensor have signal input When, illustrate that parking is normal, controller output control signal cuts off the power, closes parking on ramp detection and warning device, acousto-optic report Alert system is automatically closed.
Acoustooptic alarm system exports audible alarm information according to the judging result of controller and is played back by loudspeaker, Parking on ramp indicator light is lighted simultaneously, and driver is prompted not draw good hand's brake or do not rotate steering wheel.Audible alarm information can be made by oneself Justice plays such as " parking brake is not drawn ", " rotation steering wheel " audio alert content.
Loudspeaker plays the audio alert information exported by acoustooptic alarm system.
The interconnection between each system in the present invention can be completed by wireless modes such as bluetooth communications, to improve Ease for use.
The present invention has the following advantages that compared with prior art:
1, the prior art is not directed to the device of parking on ramp situation, do not require driver parking when pull on parking brake and Steering wheel rotation is to requiring position, thus when driver's parking is on ramp, but since parking brake is not pulled in individual's carelessness and is turned Steering wheel is moved to when requiring position, it is easy to lead to automobile car slipping, the related accidents thus caused happen occasionally.The present invention passes through Whether ramp inclination angle detection sensor detects automobile in parking on ramp, reminds driver that good hand is drawn to stop when detecting parking on ramp And steering wheel rotation can avoid car slipping and cause safety accident, the safety of support vehicles and pedestrian owes experience to position is required Scarce fresh driver is more important.
2, the present invention is practical, and easy to operate, cost is reasonable, is easy to use and promotes.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is circuit theory schematic diagram of the invention.
Specific embodiment
It elaborates with reference to the accompanying drawing to the embodiment of the present invention, before the present embodiment is with technical solution of the present invention It mentions, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following embodiments.
Embodiment
The embodiment of the present invention is as shown in Figure 1, the embodiment of the present invention includes parking detection circuits, ramp inclination angle detection sensing Device, parking brake sensor, steering wheel torque sensor, controller, acoustooptic alarm system, loudspeaker, power supply.When automobile engine is transported Turn, when generator is in normal operating conditions, parking detection circuit detects that automobile is in operating status, and cutting car ramp stops The power supply of car test survey and warning device, car ramp parking detection and warning device do not work;When automobile engine stops working, When generator stops power generation, parking detection circuit detects that automobile is out of service, starting car ramp parking detection and alarm dress Set work.When finding that automobile is in parking on ramp state and parking brake is not drawn or does not rotate steering wheel to certain angle, acousto-optic Alarm system makes a sound alarm, and lights parking on ramp indicator light, and driver is reminded to pay attention to and correct.
Whether detection circuit of stopping detection automobile is in operating status, and parking detection circuit may be coupled to automobile circuit, The working condition of automobile circuit is detected, and illustrates that automobile is in traveling when automobile circuit is connected with automobile circuit reverse operating State, parking detection circuit disconnect power supply, and car ramp parking detection and warning device do not work;When automobile circuit disconnects, Illustrate that automobile is in halted state, parking detection circuit powers on, starting car ramp parking detection and warning device work.
Whether inclination angle detection sensor detection automobile in ramp stops on ramp.When parking of automobile is on ramp, inclination angle Detection sensor detects certain inclination angle, identifies parking on ramp, exports parking on ramp dip angle signal to controller.
Whether parking brake sensor detection automobile hand brake is pulled on.When automobile pulls on parking brake, parking brake detection sensor output letter Number give controller, when automobile hand brake is not drawn, parking brake detection sensor does not have signal output.
Whether steering wheel torque sensor detection direction disk has rotated into certain angle.When steering wheel turns to certain angle When, steering wheel torque sensor detects the steering torque greater than certain value, and exports electric signal to controller.
Ramp inclination angle detection sensor, parking brake sensor and steering wheel torque sensor are all connect with controller, controller The signal sent to ramp inclination angle detection sensor, parking brake sensor and steering wheel torque sensor analyzes and determines, works as slope Road detection sensor detect parking of automobile on ramp, but without parking brake sensor signal input when, controller output control Signal processed is alarmed to acoustooptic alarm system;If detecting parking brake sensor signal, but steering wheel torque sensor does not have signal When input, controller exports control signal and alarms to acoustooptic alarm system;When ramp, inclination angle detection sensor detects that automobile stops Vehicle illustrates that parking on ramp accords on ramp, while when parking brake sensor signal and steering wheel torque sensor have signal input It closes and requires, controller output control signal closes parking on ramp detection and warning device.
Controller is connected with acoustooptic alarm system, when controller detects that parking on ramp is undesirable, output control Signal starts sound-light alarm to acoustooptic alarm system;Acoustooptic alarm system exports audible alarm according to the judging result of controller Information is simultaneously played back by loudspeaker, while lighting parking on ramp indicator light, prompts driver that good hand is not drawn to stop or do not rotate Steering wheel.Audible alarm information plays such as " parking brake is not drawn ", " rotation steering wheel " audio alert content, passes through auto loud hailer It plays back.
Acoustooptic alarm system is connected with loudspeaker, and loudspeaker plays the audio alert information exported by acoustooptic alarm system.

Claims (3)

1. a kind of car ramp parking detection and warning device, mainly by:Stop detection circuit, ramp inclination angle detection sensor, Parking brake sensor, steering wheel torque sensor, controller, acoustooptic alarm system, loudspeaker composition;When discovery automobile is in ramp Dead ship condition and when parking brake is not drawn or does not rotate steering wheel to certain angle, acoustooptic alarm system makes a sound alarm, and point Bright parking on ramp indicator light;
The signal that controller sends ramp inclination angle detection sensor, parking brake sensor and steering wheel torque sensor is analyzed Judgement, when ramp inclination angle detection sensor detect parking of automobile on ramp, but without parking brake sensor signal input when, Controller starts acoustooptic alarm system alarm;If detecting parking brake sensor signal, but steering wheel torque sensor is not believed When number input, starting acoustooptic alarm system carries out audible alarm, and lights parking on ramp indicator light, and steering wheel is prompted not turn to Certain angle;When ramp inclination angle detection sensor detect parking of automobile on ramp, while parking brake sensor signal and direction When disk torque sensor has signal input, illustrate that parking is normal, controller output control signal cuts off the power, closes ramp Parking detection and warning device.
2. car ramp parking detection according to claim 1 and warning device, it is characterised in that parking detection circuit inspection Whether in operating status survey automobile, when parking detection circuit detects that automobile is in operating status, cutting car ramp stops The power supply of detection and warning device, car ramp parking detection and warning device do not work;When parking detection circuit detects vapour When vehicle has stopped, power on, starting car ramp parking detection and warning device work.
3. car ramp parking detection according to claim 1 and warning device, it is characterised in that acoustooptic alarm system root Audible alarm information is exported according to the judging result of controller and is played back by loudspeaker, while lighting parking on ramp instruction Lamp prompts driver not draw good hand's brake or do not rotate steering wheel.
CN201610940378.9A 2016-11-02 2016-11-02 Car ramp parking detection and warning device Expired - Fee Related CN106379234B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610940378.9A CN106379234B (en) 2016-11-02 2016-11-02 Car ramp parking detection and warning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610940378.9A CN106379234B (en) 2016-11-02 2016-11-02 Car ramp parking detection and warning device

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CN106379234A CN106379234A (en) 2017-02-08
CN106379234B true CN106379234B (en) 2018-11-27

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Cited By (1)

* Cited by examiner, † Cited by third party
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US20230356657A1 (en) * 2021-09-03 2023-11-09 Mitac Digital Technology Corporation Method and system for outputting a warning when a vehicle is parked on a slope

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Publication number Priority date Publication date Assignee Title
CN106965809A (en) * 2017-03-06 2017-07-21 西华大学 Curb parking safety prompting system
CN107554527B (en) * 2017-08-04 2020-08-04 武汉理工大学 System and method with driving state monitoring and early warning functions
TWI780633B (en) * 2021-03-23 2022-10-11 致茂電子股份有限公司 Motor controller, motor control method and computer program product for vehicle assist control
CN115402253A (en) * 2021-05-27 2022-11-29 环达电脑(上海)有限公司 Anti-sliding vehicle detection system
CN113335245B (en) * 2021-07-28 2022-09-23 中国第一汽车股份有限公司 Control method for preventing rolling rejoining of electronic parking brake system from being triggered by mistake
CN113619405B (en) * 2021-07-29 2023-03-28 重庆市小电天体新能源汽车有限公司 Electric automobile slope-parking reminding method and system and electric automobile

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CN205573936U (en) * 2016-05-06 2016-09-14 颜文浩 Dangerous parking state manual brake alarm device

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CN102233899A (en) * 2010-05-07 2011-11-09 福特全球技术公司 Method and system for automatic wheel positioning
CN105799672A (en) * 2014-12-30 2016-07-27 富泰华工业(深圳)有限公司 Anti-slip automatic braking system and method for car
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Cited By (2)

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Publication number Priority date Publication date Assignee Title
US20230356657A1 (en) * 2021-09-03 2023-11-09 Mitac Digital Technology Corporation Method and system for outputting a warning when a vehicle is parked on a slope
US11827146B1 (en) * 2021-09-03 2023-11-28 Mitac Digital Technology Corporation Method and system for outputting a warning when a vehicle is parked on a slope

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